#app {

    .main-container {
        min-height: 100%;
        transition: margin-left .28s;
        margin-left: $sideBarWidth;
        position: relative;
    }


    .sidebar-container {
        -webkit-transition: width .28s;
        transition: width 0.28s;
        width: $sideBarWidth !important;
        background-color: $menuLightBg;
        height: 100%;
        position: fixed;
        font-size: 0px;
        top: 0;
        bottom: 0;
        left: 0;
        z-index: 1001;
        -webkit-box-shadow: 2px 0 6px rgba(0,21,41,.35);
        box-shadow: 2px 0 6px rgba(0,21,41,.35);

        .horizontal-collapse-transition {
            transition: 0s width ease-in-out, 0s padding-left ease-in-out, 0s padding-right ease-in-out;
        }

        .scrollbar-wrapper {
            overflow-x: hidden !important; 
        }

        .el-scrollbar {
            height: 100%;
        }

        &.has-logo {
            .el-scrollbar {
                height: calc(100% - 50px);
            }
        }

        a {
            display: inline-block;
            width: 100%;
            overflow: hidden;
        }

        .svg-icon {
            margin-right: 16px;
        }

        .el-menu {
            border: none;
            height: 100%;
            width: 100% !important;
        }

        .el-menu-item, .el-submenu__title {
            overflow: hidden !important;
            text-overflow: ellipsis !important;
            white-space: nowrap !important;
        }

        // menu hover
        .submenu-title-noDropdown,
        .el-submenu__title {
          &:hover {
            background-color: rgba(0, 0, 0, 0.06) !important;
          }
        }

        & .theme-dark .is-active > .el-submenu__title {
          color: $subMenuActiveText !important;
        }

        & .nest-menu .el-submenu>.el-submenu__title,
        & .el-submenu .el-menu-item {
          min-width: $sideBarWidth !important;

          &:hover {
            background-color: rgba(0, 0, 0, 0.06) !important;
          }
        }

        & .theme-dark .nest-menu .el-submenu>.el-submenu__title,
        & .theme-dark .el-submenu .el-menu-item {
          background-color: $subMenuBg !important;

          &:hover {
            background-color: $subMenuHover !important;
          }
        }
    }

    .hideSidebar {
        .sidebar-container {
            width: 54px !important;
        }

        .main-container {
            margin-left: 54px;
        }

        .submenu-title-noDropdown {
            padding: 0 !important;
            position: relative;

            .el-tooltip {
                padding: 0 !important;

                .svg-icon {
                    margin-left: 20px;
                }
            }
        }

        .el-submenu {
            overflow: hidden;

            &>.el-submenu__title {
                padding: 0 !important;

                .svg-icon {
                    margin-left: 20px;
                }

                .el-submenu__icon-arrow {
                    display: none;
                }
            }
        }
    }

}


// when menu collapsed
.el-menu--vertical {
  &>.el-menu {
    .svg-icon {
      margin-right: 16px;
    }
  }

  .nest-menu .el-submenu>.el-submenu__title,
  .el-menu-item {
    &:hover {
      // you can use $subMenuHover
      background-color: rgba(0, 0, 0, 0.06) !important;
    }
  }

  // the scroll bar appears when the subMenu is too long
  >.el-menu--popup {
    max-height: 100vh;
    overflow-y: auto;

    &::-webkit-scrollbar-track-piece {
      background: #d3dce6;
    }

    &::-webkit-scrollbar {
      width: 6px;
    }

    &::-webkit-scrollbar-thumb {
      background: #99a9bf;
      border-radius: 20px;
    }
  }
}
